{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001681},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001591","487:4870001678","487:4870000612","487:4870001580","487:4870001107","466:4660013911","487:4870001488","466:4660013695","487:4870000615","487:4870001946","487:4870001585","466:4660013793","487:4870001497","487:4870000689","487:4870001487","487:4870001582","487:4870003417","487:4870002031","487:4870002220","487:4870001394","487:4870001300","466:4660013474","487:4870001775","487:4870006153","487:4870001598"],"twin_admin_codes":[487,487,487,487,487,466,487,466,487,487,487,466,487,487,487,487,487,487,487,487,487,466,487,487,487],"twin_sims":[0.765605248161375,0.7310154887076974,0.6872066798532539,0.6494511633221521,0.5323525961926896,0.5239258013918868,0.5061895428657407,0.46875587230112653,0.4538049801425966,0.4324401773193499,0.43085979300372984,0.417426433637772,0.41734692576819343,0.41170780432573445,0.40246085937557996,0.3987725830677859,0.37299646059165786,0.3580058266260011,0.32630937139744404,0.3247599619342896,0.32060122871358226,0.31288973270548726,0.3122336907335211,0.3100082778250292,0.29294973073418923],"twin_dists":[0.09492191836666168,0.1028095220725859,0.11249262798844871,0.1206683755439085,0.145835718209203,0.14766965709349067,0.1515523516315037,0.15987472097098104,0.16325876364034067,0.1681672797078076,0.1685341092009849,0.1716749099483312,0.17169362490067147,0.1730249311341594,0.1752254175285408,0.1761094208880505,0.1823972714024497,0.18615196345659363,0.19437046798562085,0.194783065388404,0.19589595431791607,0.19798124456079583,0.19815998534150256,0.1987679092417513,0.20351412986747988],"n_dims_used":43,"mean_confidence":0.9117906259935956},"coverage":{"mean_confidence":0.9117906259935956,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}